I left from Chandratal right after sunrise. . A cluster of wildflowers peeped from underneath a rock. The mountain-tops were pink. I could only hear the sound of the river and the crunching of pebbles under my feet.
You can either hire a vehicle from Manali or take the Kaza-bound State Transport bus and get off at Batal from where it is a fairly level 14km. trek on a clear track. Another option is to drive till Kunzum-La, from where it is a shorter downhill trail to Chandratal.
Rohtang Pass is usually snowbound from October to June so it is safest to go between the last week of June and the first week of September. This is also the time when the camp at Chandratal is functional. Alternately, you can hire guides, porters, tents and other trekking gear at Manali. Most trekking agencies in Manali offer a trip to Chandratal in case you want a readymade package